diff --git a/src/Draco.Compiler/Internal/Syntax/SyntaxToken.cs b/src/Draco.Compiler/Internal/Syntax/SyntaxToken.cs
index 076abd2fd..a531b701e 100644
--- a/src/Draco.Compiler/Internal/Syntax/SyntaxToken.cs
+++ b/src/Draco.Compiler/Internal/Syntax/SyntaxToken.cs
@@ -5,6 +5,10 @@
 
 namespace Draco.Compiler.Internal.Syntax;
 
+// TODO: It seems like SyntaxTokens are not implementing any kind of Equals
+// which means the Update methods are not actually reusing the existing nodes when possible.
+// Prolly a bug, verify and fix.
+
 /// <summary>
 /// A single token in the source code, possibly surrounded by trivia.
 /// </summary>